2938921000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1772

約数の個数: 128

約数和(自身を含む): 7212965760

約数和(自身を除く): 4274044760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 43, 50, 82, 86, 100, 125, 164, 172, 200, 205, 215, 250, 328, 344, 410, 430, 500, 820, 860, 1000, 1025, 1075, 1640, 1667, 1720, 1763, 2050, 2150, 3334, 3526, 4100, 4300, 5125, 5375, 6668, 7052, 8200, 8335, 8600, 8815, 10250, 10750, 13336, 14104, 16670, 17630, 20500, 21500, 33340, 35260, 41000, 41675, 43000, 44075, 66680, 68347, 70520, 71681, 83350, 88150, 136694, 143362, 166700, 176300, 208375, 220375, 273388, 286724, 333400, 341735, 352600, 358405, 416750, 440750, 546776, 573448, 683470, 716810, 833500, 881500, 1366940, 1433620, 1667000, 1708675, 1763000, 1792025, 2733880, 2867240, 2938921, 3417350, 3584050, 5877842, 6834700, 7168100, 8543375, 8960125, 11755684, 13669400, 14336200, 14694605, 17086750, 17920250, 23511368, 29389210, 34173500, 35840500, 58778420, 68347000, 71681000, 73473025, 117556840, 146946050, 293892100, 367365125, 587784200, 734730250, 1469460500, 2938921000]

約数ペア:

[(1, 2938921000), (2, 1469460500), (4, 734730250), (5, 587784200), (8, 367365125), (10, 293892100), (20, 146946050), (25, 117556840), (40, 73473025), (41, 71681000), (43, 68347000), (50, 58778420), (82, 35840500), (86, 34173500), (100, 29389210), (125, 23511368), (164, 17920250), (172, 17086750), (200, 14694605), (205, 14336200), (215, 13669400), (250, 11755684), (328, 8960125), (344, 8543375), (410, 7168100), (430, 6834700), (500, 5877842), (820, 3584050), (860, 3417350), (1000, 2938921), (1025, 2867240), (1075, 2733880), (1640, 1792025), (1667, 1763000), (1720, 1708675), (1763, 1667000), (2050, 1433620), (2150, 1366940), (3334, 881500), (3526, 833500), (4100, 716810), (4300, 683470), (5125, 573448), (5375, 546776), (6668, 440750), (7052, 416750), (8200, 358405), (8335, 352600), (8600, 341735), (8815, 333400), (10250, 286724), (10750, 273388), (13336, 220375), (14104, 208375), (16670, 176300), (17630, 166700), (20500, 143362), (21500, 136694), (33340, 88150), (35260, 83350), (41000, 71681), (41675, 70520), (43000, 68347), (44075, 66680)]